1Graduate School of Health Sciences, Showa University, 1865 Tokaichiba, Midori-ku, Yokohama, Kanagawa 226-0025, Japan

2Department of Radiological Technology, Showa University Hospital, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8666, Japan

3Department of Radiology, Showa University, 1-5-8 Hatanodai, Shinagawa-ku, Tokyo 142-8666, Japan

4Department of Radiology, Showa University Fujigaoka Hospital, 1-30 Fujigaoka Aoba-ku, Yokohama, Kanagawa 227-8501, Japan

5Department of Radiological Technology, Showa University, Tokyo, Japan.

For correspondence contact: Mitsuyoshi Yasuda, Graduate School of Health Sciences, Showa University, 1865 Tokaichiba, Midori-ku, Yokohama, Kanagawa 226-0025, Japan, or email at [email protected].

(Manuscript accepted 27 May 2023)